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| blight; obsolescence; disintegration; environmental pollution | |||
| decay | |||
| degrade | |||
| breakdown; decomposition; dismantling | |||
| degraded service | |||
| blend; blending | |||
| urban decay; wear; wearing | |||
| thin-down | |||
| degradation; impairment; nuclear disintegration | |||
| degradation A type of organic chemical reaction in which a compound is converted into a simpler compound in stages | |||
| rock weathering; alteration | |||
| thindown | |||
| thrashing | |||
| waste | |||
| soil degeneration; denudation | |||
| soil damage; soil degradation; soil deterioration | |||
| spoilage | |||
| surface deterioration | |||
| break-down | |||
| attack; corrosion; destruction; deterioration | |||
| fading | |||
| vignetting | |||
| dilapidation | |||
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| weathering | |||
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degradation : 379 phrases in 46 subjects |